hesitate
踟 centers on pausing or wavering before acting: hesitating, being unable to decide or move forward immediately.
踟 combines 足 (foot) with 知, which likely contributes the sound. The foot radical suggests hesitation in movement, as in pausing before stepping.
The left side 足 means foot, and the right side 知 means know. Picture a foot that knows it should move but hesitates, hovering uncertainly before taking a step.
For チ, imagine a hesitant person saying 'chi...' while pausing mid-step: the soft 'chi' sound cues チ and matches the hesitant feeling.